Home / 20,573.46-30,853.83-7,424.16

Finding the Fourth Proportional to 20,573.46, 30,853.83 and 7,424.16

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Solution

The fourth proportional to 20,573.46, 30,853.83 and 7,424.16 is: 11,133.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,573.46 : 30,853.83 = 7,424.16 : x
  2. Step 2: Convert to fraction form
    20,573.46/30,853.83 = 7,424.16/x
  3. Step 3: Cross multiply
    20,573.46x = 30,853.83 × 7,424.16
  4. Step 4: Simplify right side
    20,573.46x = 229,063,770.53
  5. Step 5: Solve for x
    x = 229,063,770.53/20,573.46
  6. Step 6: Final answer
    x = 11,133.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.